Increase of the effect of histamine by E. coli endotoxin on the smooth muscle.
D000818:Animals; D004357:Drug Synergism; D004731:Endotoxins / Q000494:pharmacology*; D004926:Escherichia coli; D005260:Female; D006168:Guinea Pigs; D006632:Histamine / Q000494:pharmacology*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D014599:Uterus / Q000187:drug effects*
D004731:Endotoxins; D006632:Histamine